delphi-xe
Using an inherited Interface as key in TDictionary
Can an inherited Interface be used as a key in TDictionary? //! Note the inheritance of the interfaces[详细]
2023-04-12 21:12 分类：问答There are "AlterTable" command in dbx metadata?
How do I use the dbx metadata to modify an existing database? I\'m trying, but I just able to create a new tables, with the new columns, new definitions... For example, can I add a new column into an[详细]
2023-04-12 20:33 分类：问答STARTTLS error while sending email using Indy in Delphi XE
I\'m trying to send email from my application using the following code: Var MailMessage : TIdMessage; SMTP: TIdSMTP[详细]
2023-04-12 14:36 分类：问答Painting TRichEdit to a canvas
I\'m trying to implement an RTF-capable tool tip window in Delphi XE. To render the rich text, I\'m using an off-screen TRichEdit. I need to do two things:[详细]
2023-04-12 13:15 分类：问答AD authentication using Unicode
Just implemented AD Authentication in C# using: DirectoryEntry entry = new DirectoryEntry(_path, domainAndUsername, pwd, AuthenticationTypes.Secure);[详细]
2023-04-12 08:28 分类：问答Generics and Marshal / UnMarshal. What am I missing here? PART #2 :-)
Following up on my earlier question : Generics and Marshal / UnMarshal. What am I missing here? In \"part #1\" (the link above) TOndrej provided a nice solution - that failed on XE2.[详细]
2023-04-11 06:35 分类：问答Delphi (-XE) : casting to a record type with implicit conversion
I have a record type with methods, representing an specific hardware measurement type, read from the instrument as a string. The record contains implicit coversion to (and from) a string. If I cast a[详细]
2023-04-11 05:00 分类：问答How can i interact directaly with data using UIB-Unified Interbase (http://www.progdigy.com/?page_id=5)?
in my current application i can set dataset of datasource to table component (IBdac component from Devart.com)which enable me editing the data in开发者_运维问答 the dbgrid directly .[详细]
2023-04-10 09:53 分类：问答Class function that creates an instance of itself in Delphi
Can you have a class function that creates an instance of a class: TMyClass = class(TSomeParent) public[详细]
2023-04-09 19:04 分类：问答Class with builtin marshalling. Why are the field converters not working?
I have the following questions: Should the marshalling be placed in a class helper instead? Or is it quite OK to place it \"inside\" the class?[详细]
2023-04-09 06:41 分类：问答
![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif)
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